Home / 10,125,764.94-13,973,555.62-5,542,086.32

Finding the Fourth Proportional to 10,125,764.94, 13,973,555.62 and 5,542,086.32

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Solution

The fourth proportional to 10,125,764.94, 13,973,555.62 and 5,542,086.32 is: 7,648,079.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125,764.94 : 13,973,555.62 = 5,542,086.32 : x
  2. Step 2: Convert to fraction form
    10,125,764.94/13,973,555.62 = 5,542,086.32/x
  3. Step 3: Cross multiply
    10,125,764.94x = 13,973,555.62 × 5,542,086.32
  4. Step 4: Simplify right side
    10,125,764.94x = 77,442,651,345,782.92
  5. Step 5: Solve for x
    x = 77,442,651,345,782.92/10,125,764.94
  6. Step 6: Final answer
    x = 7,648,079.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.